reporter: since the first report of a vaping-related death in august, all 50 states have now been hit by this illness. that includes more than 2,000 that have been hospitalized and more than 50 deaths. the outbreak of pulmonary injury associated with vaping or e-cigarettes is an emergency. we re seeing young people become critically ill and die. the cdc has zeroed in on thc products and a cutting agent known as vitamin e acetate. i think the larger issue is the staggering rise in vaping among young people. how would you describe the vaping situation in your school? it got kind of bad last year. some people did it too much, like a lot too much, and it escalated, i think. reporter: the cdc says that more than 6 million middle and high school students used a tobacco product this year. that s up from about 4.9 million last year and e-cigarettes were